Finding the Fourth Proportional to 3,983.77, 5,973.18 and 3,468.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983.77 : 5,973.18 = 3,468.61 : x
2. Step 2: Convert to fraction form
   3,983.77/5,973.18 = 3,468.61/x
3. Step 3: Cross multiply
   3,983.77x = 5,973.18 × 3,468.61
4. Step 4: Simplify right side
   3,983.77x = 20,718,631.88
5. Step 5: Solve for x
   x = 20,718,631.88/3,983.77
6. Step 6: Final answer
   x = 5,200.76